Wifi extender



FIG. 1 is a perspective view of a wifi extender showing my new design;

FIG. 2 is another perspective view of the wifi extender thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines depict features of the wifi extender that form no part of the claimed design. 

CLAIM The ornamental design for a wifi extender, as shown and described. 